| // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CRASH_REPORTER_UDEV_COLLECTOR_H_ |
| #define CRASH_REPORTER_UDEV_COLLECTOR_H_ |
| |
| #include <string> |
| |
| #include <base/files/file_path.h> |
| #include <base/macros.h> |
| |
| #include "crash-reporter/crash_collector.h" |
| |
| // Udev crash collector. |
| class UdevCollector : public CrashCollector { |
| public: |
| UdevCollector(); |
| |
| ~UdevCollector() override; |
| |
| // The udev event string should be formatted as follows: |
| // "ACTION=[action]:KERNEL=[name]:SUBSYSTEM=[subsystem]" |
| // The values don't have to be in any particular order. One or more of them |
| // could be omitted, in which case it would be treated as a wildcard (*). |
| bool HandleCrash(const std::string& udev_event); |
| |
| // Enables or disables devcoredump collection in kernel depending on whether |
| // this is a developer image. |
| bool Enable(); |
| |
| protected: |
| std::string dev_coredump_directory_; |
| |
| private: |
| friend class UdevCollectorTest; |
| |
| // Process udev crash logs, collecting log files according to the config |
| // file (crash_reporter_logs.conf). |
| bool ProcessUdevCrashLogs(const base::FilePath& crash_directory, |
| const std::string& action, |
| const std::string& kernel, |
| const std::string& subsystem); |
| // Process device coredump, collecting device coredump file. |
| // |instance_number| is the kernel number of the virtual device for the device |
| // coredump instance. |
| bool ProcessDevCoredump(const base::FilePath& crash_directory, |
| int instance_number); |
| // Copy device coredump file to crash directory, and perform necessary |
| // coredump file management. |
| bool AppendDevCoredump(const base::FilePath& crash_directory, |
| const base::FilePath& coredump_path, |
| int instance_number); |
| // Clear the device coredump file by performing a dummy write to it. |
| bool ClearDevCoredump(const base::FilePath& coredump_path); |
| // Return the driver name of the device that generates the coredump. |
| std::string GetFailingDeviceDriverName(int instance_number); |
| |
| DISALLOW_COPY_AND_ASSIGN(UdevCollector); |
| }; |
| |
| #endif // CRASH_REPORTER_UDEV_COLLECTOR_H_ |